8. Option B — Horticulture

Fruit, Berry, and Nut Crops

8b5b.
Fruit, Berry, and Nut Crops

This track focuses on woody and semi-woody food plants—fruit trees, berry bushes, grapevines, and nut trees. All four sub-requirements must be completed. Begin planting as early in the season as possible; fruit and nut plants need a full growing season to observe properly.

Requirement 8b5b1

8b5b1.

Plant five fruit or nut trees, grapevines, or berry plants that are suited to your area. Take full care of fruit or nut trees, grapevines, or berry plants through one season.

“Suited to your area” means appropriate for your hardiness zone and adapted to your soil and climate. Check with a local nursery or your state extension service for recommended cultivars in your region.

What counts: Five separate individual plants—five apple trees, or a mix such as two apple trees, two blueberry bushes, and one grape vine.

Full care through one season includes:

  • Watering (especially critical in the first season while plants establish)
  • Fertilizing (follow label rates; young trees often need less than you’d think)
  • Mulching around the base (keep away from trunks)
  • Monitoring for pests and diseases
  • Staking if needed for newly planted trees

Keep a simple log of care activities and observations—your counselor will ask about them.

Requirement 8b5b2

8b5b2.

Prune a tree, vine, or shrub properly. Explain why pruning is necessary.

Pruning fruit plants serves distinct purposes from ornamental pruning:

  • Fruit trees: Prune to create an open canopy structure that allows light to reach all fruiting wood. Removes crossing branches, water sprouts (upright vigorous shoots), and suckers.
  • Berry bushes: Blueberries benefit from removing oldest canes; raspberries and blackberries have specific first- and second-year cane management.
  • Grapes: Prune dramatically each dormant season—up to 90% of the previous year’s growth is removed to control the fruiting zone and prevent overcrowding.

Explain to your counselor why each cut you make is necessary—not just where to cut.

Official Resources

Why You Should Prune Your Shrubs and Trees (video)

Requirement 8b5b3

8b5b3.
Demonstrate one type of graft and tell why this method is useful.

Grafting joins the scion (desired fruiting variety) to a rootstock (chosen for vigor, size control, or disease resistance). Nearly all commercial fruit trees are grafted—it’s how nurseries propagate cultivars that won’t come true from seed and how they control tree size.

Why grafting is useful in fruit production:

  • Preserves exact genetic characteristics of a named cultivar (e.g., ‘Honeycrisp’ apple)
  • Dwarfing rootstocks control tree size, making harvest and management easier
  • Some rootstocks confer resistance to soil-borne diseases
  • Allows rapid multiplication of a desirable variety

Common beginner grafts to demonstrate:

  • Cleft graft: Insert a wedge-cut scion into a split rootstock; good for larger-diameter material
  • Whip-and-tongue graft: Interlocking cuts on same-diameter stock and scion; good for pencil-thick material
  • Budding (T-bud): Insert a single bud under a flap of bark; used commercially for roses and fruit trees

Secure with grafting tape or strips and protect the union until the scion begins to grow. Document with photos if your graft is attempted before your counselor conference.

Official Resources

How Plant Grafting Actually Works and Why It's So Cool (video)

Requirement 8b5b4

8b5b4.
Describe how one fruit, nut, or berry crop is processed for use.

Choose any one crop and describe the steps from harvest to a finished product. You don’t have to process the crop yourself—describe the process accurately.

Examples:

  • Pecans: Harvested when husks split open; hulled, dried, and sorted; cracked mechanically or by hand; shelled halves graded and packaged.
  • Grapes to raisins: Harvested clusters laid on paper trays; sun-dried 2–4 weeks; mechanically harvested from trays; sorted, washed, dried further to target moisture content; packaged.
  • Apples to cider: Washed and sorted; ground into a mash (pomace); pressed to extract juice; juice filtered and pasteurized (or left raw for hard cider fermentation).

Be specific—name the crop and walk through the major processing steps in order.

Official Resources

How Pecans Are Manufactured | How It's Made (video)
How Are Raisins Made - Sun-Dried or Machine-Made? (video)